// This file is part of panoptimage.
//
// panoptimage is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// panoptimage is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with panoptimage.  If not, see <http://www.gnu.org/licenses/>

package org.fereor.panoptimage.util;

import java.io.File;
import java.io.FilenameFilter;
import java.util.regex.Pattern;

public class RegexpFilenameFilter implements FilenameFilter {
	private Pattern pattern;

	/**
	 * Constructor
	 * 
	 * @param regexp regular expression to catch
	 */
	public RegexpFilenameFilter(String regexp) {
		this.pattern = Pattern.compile(regexp);
	}

	@Override
	public boolean accept(File dir, String filename) {
		return pattern.matcher(filename).matches();
	}

}
